Basic Information Identification Make: Audi Model: 80/90 Chassis Code: B3 Model Years Covered: 1986-1991 Codes Product Name: Audi 80 90 B3 1986-1991 Service Repair Manual PDF Introduction Market Position Target...
Less expensive, more convenient, searchable, printable on demand
Key Features
Completeness:
Complete official full factory service repair manual
Licensing:
No extra fees, no expiry dates
Manual Details
Coverage Areas
Primary Coverage:
Full factory service and repair
Page Count
Estimated Page Count:
Hundreds (specific number not provided, but implies comprehensive)
Manual Type
Type:
Service Repair Manual (Workshop Manual)
Language
Language:
English
Format
Format:
PDF
Manual Coverage
Systems Covered
Engine Service Repair:
Yes
Transmission Service Repair:
Yes
Brake System:
Yes
Wiring Diagrams:
Yes
Electrical System:
Yes
Suspension:
Yes
Steering:
Yes
Cooling System:
Yes
Fuel Injection:
Yes
Fuel System:
Yes
Emission System:
Yes
Heating Air Conditioning:
Yes
Engine Control System:
Yes
Chassis Body:
Yes
Restraint System:
Yes
Interior:
Yes
Differential Drive:
Yes
Axle:
Yes
Periodic Lubrication:
Yes
Procedures Included
General Maintenance:
Yes
Troubleshooting:
Yes
Step By Step Instructions:
Yes
Complete Disassembly Guides:
Yes
Technical Depth
Depth:
Comprehensive factory-level detail for DIY and professional mechanics
Illustrations
Photos Illustrations:
Hundreds of photos and illustrations
Manual Specifications
File Format
Compatibility:
All versions of Windows and Mac
Accessibility:
Accessible via web browser on any computer or mobile device
Print Quality
Printability:
Printable pages (entire manual or specific sections)
Binding Type
Binding:
Digital (PDF)
Paper Type
Paper Type:
N/A (Digital)
Software Requirements
Required Software:
Adobe PDF Reader and Winzip (free online)
Engine Specifications
Primary Engine
Engine Options B3:
The B3 platform supported a range of Audi's inline-4 and V6 engines. Common engines included the 1.6L (EZ, PP), 1.8L (JN, RP, PM, RU, NE, SF, RT), 2.0L (2E, AAD, ACU, ABK), and 2.3L (NG, AAR). Specific engine codes will be detailed within the manual.
Performance
Power Output Range:
Horsepower typically ranged from approximately 75 hp (1.6L) to 137 hp (2.3L 20V, though the manual primarily covers 10v models up to 130hp).
Torque Range:
Torque figures varied significantly by engine, with ranges from around 130 Nm to over 180 Nm.
Fuel System
Fuel Delivery:
Primarily fuel injection (K-Jetronic, KE-Jetronic, or Digifant depending on engine and year). Carbureted models may exist in earlier export markets but are less common for this generation's core coverage.
Engine Management
ECM Systems:
Details on various Bosch Motronic or similar engine control units (ECU) will be covered.
Transmission
Standard
Standard Transmission:
5-speed manual
Optional
Optional Transmission:
4-speed automatic (ZF 4HP22 or similar)
Features
Drive Layout:
Front-wheel drive (FWD) standard. Audi's quattro all-wheel drive system was also available on certain models and variants.
Dimensions
Exterior
Body Styles:
Sedan (4-door) and Avant (wagon/estate).
Weights
Curb Weight Range:
Approximately 1100 kg to 1350 kg, depending on engine and equipment.
Safety Features
Ratings
Crash Test Results:
Specific official ratings from agencies like Euro NCAP or NHTSA for these specific years are not readily available or may be outdated by modern standards. The manual will detail the vehicle's safety systems as designed.
Active Features
Braking System:
Front disc brakes, rear drum brakes standard on most models. Higher-performance variants or later models may feature rear discs.
Passive Features
Airbags:
Driver airbag was optional or standard on later models. Passenger airbags were not common for this generation.
Seatbelts:
Front and rear seat belts, with pre-tensioners often available or standard on later production years.
Technology Features
Infotainment
Audio System:
Factory radio with cassette player, potentially upgraded with CD players in later years. Speaker configurations vary by trim.
Driver Assistance
Cruise Control:
Optional on many models.
Connectivity
Power Features:
Power windows, power door locks, and power mirrors were often optional or standard on higher trims.
Maintenance
Service Intervals
Oil Change Interval:
Typically 10,000-15,000 km (6,000-9,000 miles) or 12 months, depending on driving conditions and specific oil used. Consult manual for exact recommendations.
Timing Belt Replacement:
Crucial for interference engines. Generally recommended every 60,000-90,000 km (37,000-56,000 miles) or 4-5 years. Manual will specify exact interval and part numbers.
Fluid Specifications
Engine Oil Type:
Varies by engine and climate. Common specifications include VW 500 00, 501 01, or 502 00. Viscosities like 5W-40, 10W-40, or 15W-40 were typical. Manual will list precise requirements.
Coolant Type:
G11 (blue/green) coolant or equivalent antifreeze mixed with distilled water. Manual will specify exact type and mixture ratio.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid. Manual will specify recommended type and replacement interval.
Transmission Fluid Type Manual:
API GL-4 gear oil, typically 75W-90 or 80W-90. Manual will list specific viscosity and capacity.
Transmission Fluid Type Auto:
Dexron II or equivalent ATF. Manual will specify exact type and capacity.
Known Issues
Common Wear Items:
Wear items include suspension components (ball joints, tie rod ends, bushings), CV joints, exhaust systems, fuel pumps, and radiator components. Electrical issues can also arise with age, particularly related to grounds and connectors.
Engine Specific Concerns:
Early fuel injection systems may require periodic cleaning or adjustment. Timing belt failure is critical. Head gasket leaks can occur on higher mileage engines.
Diagnostic Tools
Onboard Diagnostics:
OBD-I systems or basic diagnostic codes may be present, detailed in the manual for troubleshooting.
Vehicle History
Brand Heritage
Audi Heritage:
Audi has a long history dating back to the early 20th century, known for engineering and quattro all-wheel drive technology. The Audi 80/90 lineage represents a significant part of Audi's executive compact car segment.
Model Evolution
B3 Generation:
The B3 generation (Typ 89) was a significant redesign from the B2, featuring a more aerodynamic and modern exterior design. It introduced the 'Procon-Ten' safety system precursor (a mechanical seatbelt tensioning system) on some models.
Production
Production Period:
1986-1991
Awards & Recognition
Recognitions
Industry Standing:
Audi models from this era were generally well-regarded for their build quality, driving dynamics, and understated luxury in the compact executive segment.
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